The main argument in the excerpt above from the first petition of the chartists is:
a)people of all races should be free.
b)britain should establish colonies before other nations do.
c)since the laborers do all of the work, they should earn all of the profits.
d)british citizens who have the duties of citizenship should have the right to vote.

C) since the laborers do all of the work, they should earn all of the profits.

Explanation:

The main argument in the excerpt above from the first petition of the Chartists is since the laborers do all of the work, they should earn all of the profits.

C) since the laborers do all of the work, they should earn all of the profits.

Explanation:

The main argument is from the first petition of the Chartists since the laborers do all the work, they should earn profits.

both include an amendment process.

seeing as no choices were provided, i'll do my best to answer it from knowledge.

job specialization promotes work ethic to the person doing the job. he/she may be strong in the arms and able to lift things, specializing him/her in a job where you lift and carry.